
public class App {
    /* public static void main(String[] args) throws Exception {
        System.out.println("Hello, World!");
    } */

    /*public static void main(String[] args) {
        byte b1 = 12;
        byte b2 = -128;

        System.out.println(b1);
        System.out.println(b2);
    } */


    public static void main(String[] args) {
        double b1 = 12.3;
        float b2 = 12.3F;

        System.out.println(b1);
        System.out.println(b2+1.2);
    }
}
